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Example Organisms. Sea Urchin. Sand Dollar. Feather Star. Sea Star. Symmetry. Echinoderms exhibit bilateral symmetry as larvae, but as they reach adulthood they exhibit radial symmetry. Protostomes or Deuterostomes??.

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Presentation Transcript
Example organisms
Example Organisms

Sea Urchin

Sand Dollar

Feather Star

Sea Star


Symmetry
Symmetry

Echinoderms exhibit bilateral symmetry as larvae, but as they reach adulthood they exhibit radial symmetry.


Protostomes or deuterostomes
Protostomes or Deuterostomes??

Echinoderms are deuterostomes and during embryonic development their anus forms first followed by their mouth.


How do i remember this
How do I remember this?!

Tell Everyone Roxy Ate the Scrumptious Dessert

T: Tube digestive plan

E: Endoskeleton

R: Radial Symmetry as adults

A: Aquatic animals

S: Segmented bodies(segments repeat in circle)

D: Deuterostomes


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